650746384 has 20 divisors (see below), whose sum is σ = 1276783360. Its totient is φ = 321253920.

The previous prime is 650746381. The next prime is 650746441. The reversal of 650746384 is 483647056.

It is a self number, because there is not a number n which added to its sum of digits gives 650746384.

It is not an unprimeable number, because it can be changed into a prime (650746381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256152 + ... + 258679.

It is an arithmetic number, because the mean of its divisors is an integer number (63839168).

Almost surely, 2^650746384 is an apocalyptic number.

It is an amenable number.

650746384 is a deficient number, since it is larger than the sum of its proper divisors (626036976).

650746384 is a wasteful number, since it uses less digits than its factorization.

650746384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514918 (or 514912 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The square root of 650746384 is about 25509.7311628327. The cubic root of 650746384 is about 866.5705410810.

The spelling of 650746384 in words is "six hundred fifty million, seven hundred forty-six thousand, three hundred eighty-four".